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Tektite A+++ 3.9g

€ 39,00Price
    • Value: €39.00
    • Quantity: 3.9g
    • Quality: A+++
    • Origin: Asteroid impact (Tonkin bay, Vietnam)
    • Hardness: 6,5 – 7 Mohs (O'Keefe, NASA)
    • Chemical composition: SiO2 (+Al2O3)
    • Damage: Undamaged
    • Locality: Wenshan, Yunnan, China
    • Dimensions: 2.4cm x 1.7cm x 0.8cm
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